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Como essa máquina salvava vidas? 😮 Esse é o Pulmão de Ferro! Você já imaginou viver dentro de uma máquina para conseguir respirar? 😮👇 ​Esse é o famoso "Pulmão de Ferro", uma tecnologia incrível que salvou milhares de vidas no século passado, principalmente durante a epidemia de poliomielite. ​O funcionamento era puro gênio: a máquina criava uma variação de pressão dentro do cilindro, forçando o peito do paciente a inflar e desinflar, simulando a respiração natural. Paul Alexander, um dos caso
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